| Welkenraedt to Catania | 1,013.92 mi (1,631.75 km) |
| Welkenraedt to Catanzaro | 963.24 mi (1,550.18 km) |
| Welkenraedt to Cattolica | 560.06 mi (901.32 km) |
| Welkenraedt to Cava de' Tirreni | 805.69 mi (1,296.64 km) |
| Welkenraedt to Cavallino | 925.77 mi (1,489.88 km) |
| Welkenraedt to Cavarzere | 474.80 mi (764.12 km) |
| Welkenraedt to Cave | 695.03 mi (1,118.54 km) |
| Welkenraedt to Cavriago | 463.08 mi (745.26 km) |
| Welkenraedt to Cavriglia | 557.18 mi (896.70 km) |
| Welkenraedt to Cazzago San Martino | 397.49 mi (639.70 km) |
| Welkenraedt to Ceccano | 719.68 mi (1,158.21 km) |
| Welkenraedt to Cecina | 550.52 mi (885.97 km) |
| Welkenraedt to Cefalu | 957.39 mi (1,540.78 km) |
| Welkenraedt to Ceglie Messapico | 885.77 mi (1,425.51 km) |
| Welkenraedt to Celano | 693.25 mi (1,115.67 km) |
